Question

The value of cos1 cos2 cos3 ........ cos179 is

Answer 1

Answer:

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Step-by-step explanation:

ANSWER ::

cos1 cos2 cos3 ........ COS179

= cos1 cos2 cos3 ..... ×cos90° ×..... cos179

= 0 [ since cos90° = 0]

Answer 2

Answer:

0

Step-by-step explanation:

cos1 cos2 cos3....cos179°

= cos1cos2° cos3°....cos90°....cos179°

since we know cos90° = 0

so these all trigonometric functions will get multiplied with 0 ,thus ultimately the result will be = 0

hence

cos1° cos2° cos3° ... cos179° = 0